# Modification of Class D Airspace; Grissom ARB, IN
> **Rule** · Final rule. · Published 2005-04-04 · 70 FR 16931
## Document
- **Document number:** 05-6655
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 70 FR 16931
- **Publication date:** 2005-04-04
- **FAA docket:** Docket No. FAA-2004-17896
## Abstract

This action modifies Class D airspace at Grissom ARB, IN, where Instrument Flight Rules Category E circling procedures are being used. This action increases the current area of the Class D airspace.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2005/04/04/05-6655/modification-of-class-d-airspace-grissom-arb-in)
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